konjac root
Skip itA small market ($45K/yr) — this niche doesn't clear our bar today.
Returns
Incredible0.0%return rate — above 6% kills the launch gate
Quality gap
Great4.1★avg incumbent rating — lower means beatable quality
Conversion
Great8.4%search→purchase rate — share of searches ending in a sale
Avg price
Great$16.74avg listing price — sweet spot $15–$100
Price range
Good$8.70–$29.06cheapest to priciest tracked listing — scored on the share inside $15–$100
Review moat
Okay1,605.64avg incumbent reviews — the moat a new listing must climb
Brand share
Okay88%top-5 brand share — brands hold most of the demand
Growth
Bad-5.8%90-day search growth — must beat 0% to launch
Competition
Bad75%top-5 click share — a locked-up shelf
Market size
Bad$45K$45K/yr · 32K searches
Competition
The top 5 products capture 75% of clicks — a locked-up shelf that new listings rarely crack.Brands
10 falling
Sellers
29
Top-5 brand share
88%
Open market
8%
- Best Naturals40%
- Brieofood19%
- NOW Foods17%
- BulkSupplements7%
- Nutricost6%
- Type Zero4%
- Open — no brand owns it (4 brands, 8%)
Product shelf
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
All 14 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Best Naturals Konjac Root 2000mg 180 Count
Best Naturals$12.874.2★2,466 rev
Brieofood Konjac Root Glucomannan 2000 mg per Serving - 180 Vegetarian Capsules
Brieofood$9.924.2★411 rev
Best Naturals 2 Pack Konjac Glucomannan Root 2000 mg per Serving - 180 Vegetarian Capsules
Best Naturals$21.304.3★415 rev
NOW Foods Supplements Glucomannan (Amorphophallus konjac) Pure Powder Supports Regularity* Healthy Weight Management* 8 Ounce (Pack of 1)
NOW Foods$14.044.3★4,985 rev
NOW Foods Supplements Glucomannan (Amorphophallus konjac) 575 mg Supports Regularity* Healthy Weight Management* 180 Veg Capsules
NOW Foods$14.634.2★3,871 rev
Newest
by launch date
Oxify Konjac Root Glucomannan 2000 mg | 180 Vegetarian Capsules | Gluten-Free Non-GMO | Supplement Made in USA
Oxify$14.0418 rev
Amazing Formulas Konjac Root Supplement | 2000 Mg Per Serving | 90 Veggie Capsules | Non-GMO | Gluten Free | Made in USA (1 Pack 90 Count)
Amazing Nutrition$8.7028 rev
Ancient Nutrition Organic Fiber Powder Raspberry Lemonade Soluble Fiber from Acacia & Konjac Root Supports Digestive Health Reduces Bloating 6.5 oz
Ancient Nutrition$26.9343 rev
Type Zero Clean Glucomannan Konjac Root Extract (90 Capsules)(1 800 MG Per Serving) - 30 Servings Non-GMO Gluten Free
Type Zero$14.7064 rev
BulkSupplements.com Glucomannan Capsules - as Konjac Root Extract Glucomannan Supplements Herbal Supplement - Gluten Free 4 Capsules per Serving 240 Count (Pack of 1)
BulkSupplements$22.83171 rev
Trending
90-day click momentumAncient Nutrition Organic Fiber Powder Raspberry Lemonade Soluble Fiber from Acacia & Konjac Root Supports Digestive Health Reduces Bloating 6.5 oz
Ancient Nutrition$26.934.2★
BulkSupplements.com Glucomannan Capsules - as Konjac Root Extract Glucomannan Supplements Herbal Supplement - Gluten Free 4 Capsules per Serving 240 Count (Pack of 1)
BulkSupplements$22.834.4★
Type Zero Clean Glucomannan Konjac Root Extract (90 Capsules)(1 800 MG Per Serving) - 30 Servings Non-GMO Gluten Free
Type Zero$14.704.0★
Amazing Formulas Konjac Root Supplement | 2000 Mg Per Serving | 90 Veggie Capsules | Non-GMO | Gluten Free | Made in USA (1 Pack 90 Count)
Amazing Nutrition$8.703.8★
Brieofood Konjac Root Glucomannan 2000 mg per Serving - 180 Vegetarian Capsules
Brieofood$9.924.2★
Demand & seasonality
Weekly Amazon search volume, last 71 weeks — -5.8% search growth over the last 90 days.No pronounced peak months · busiest ÷ quietest = 1.8×
Reviews
What buyers praise and complain about, mined from review topics.What buyers love
“The quality is consistent”
“Good supplement”
“Great for weight loss”
“Did help digestion”
“Worth every penny”
“Effective”
“Works as advertised”
“my stomach noise goes away”
“Super strong”
“Easy on the stomach”
What buyers complain about
“Didn't work”
“is expensive”
“Not really helping with the fiber not sure why”
“Garbage product”
“just made my stomach hurt”
“caused digestion problems even though I made sure to drink plenty of water”
“It didnt fill me up or help with my appetite at all”
“Cheek, tongue, and throat irritation”
“I tried to take one pill and 2 pill and i still feel hungry 8”
“just made my stomach hurt”